CN213974175U - Front longitudinal beam rear section casting structure for vehicle - Google Patents
Front longitudinal beam rear section casting structure for vehicle Download PDFInfo
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- CN213974175U CN213974175U CN202023274878.4U CN202023274878U CN213974175U CN 213974175 U CN213974175 U CN 213974175U CN 202023274878 U CN202023274878 U CN 202023274878U CN 213974175 U CN213974175 U CN 213974175U
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Abstract
The utility model relates to a front longitudinal back end foundry goods structure for vehicle, including first foundry goods structure and second foundry goods structure, second foundry goods structure is fixed in first foundry goods structure side, and the another side of first foundry goods structure is fixed with A post inner panel down, first foundry goods structure, second foundry goods structure and front longitudinal fixed connection, the another side of first foundry goods structure, second foundry goods structure all with prevent hot wall bottom end rail fixed connection, first foundry goods structure and threshold longeron fixed connection and looks butt.
Description
Technical Field
The utility model relates to a electricelectric motor car spare part especially relates to a front longitudinal back end foundry goods structure of electric motor car.
Background
The pure electric vehicle occupies most space due to the arrangement of the batteries below the floor of the vehicle body, a floor longitudinal beam structure cannot be additionally designed below the floor, and the transmission of direct impact energy to the sill beam of the vehicle body is difficult to realize. The traditional front longitudinal beam rear section structure is integrally formed and connected with the front longitudinal beam, the direct impact energy transfer path is concentrated, and the front longitudinal beam rear section structure and the threshold longitudinal beam are easily damaged due to concentrated stress.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a front longitudinal back end foundry goods structure for vehicle through becoming a great foundry goods and another less foundry goods with front longitudinal back end split, realizes effectively distributing the collision energy and transmits in being convenient for with threshold longeron, prevent that wall bottom end rail, A post are interior board connection down.
The purpose of the utility model is realized by adopting the following technical scheme. The foundation the utility model provides a front longitudinal back end foundry goods structure for vehicle, wherein the vehicle includes inner panel, front longitudinal under the A post, prevents hot wall bottom end rail and threshold longeron, a serial communication port, front longitudinal back end foundry goods structure includes first foundry goods structure and second foundry goods structure, the second foundry goods structure is fixed in the side of first foundry goods structure, the another side of first foundry goods structure is fixed with inner panel under the A post, first foundry goods structure the second foundry goods structure with front longitudinal fixed connection, first foundry goods structure the another side of second foundry goods structure all with prevent hot wall bottom end rail fixed connection, first foundry goods structure with threshold longeron fixed connection and looks butt.
The object of the present invention can be further achieved by the following technical measures.
The front longitudinal beam rear section casting structure comprises a first casting structure and a second casting structure, wherein the first casting structure comprises at least one first oblique reinforcing rib.
The front longitudinal beam rear section casting structure comprises a first casting structure and a second casting structure, wherein the first casting structure further comprises a plurality of inclined reinforcing plates which are obliquely crossed with the first inclined reinforcing ribs.
In the front longitudinal beam rear section casting structure, the first oblique reinforcing ribs and the plurality of oblique reinforcing plates are provided with reinforcing columns at intervals.
The front longitudinal beam rear section casting structure comprises a front longitudinal beam rear section casting structure, wherein the front longitudinal beam rear section casting structure further comprises a plurality of transverse support plates.
The first casting structure further comprises a threshold longitudinal beam matching part, the first casting structure and the threshold longitudinal beam matching part are integrally formed, and the threshold longitudinal beam matching part is fixedly connected with and abutted against the threshold longitudinal beam.
The front longitudinal beam rear section casting structure further comprises a casting connecting support, and the first casting structure is fixedly connected with the firewall lower cross beam through the casting connecting support.
The beneficial effects of the utility model include at least:
1. through with the great first foundry goods of size and the less second foundry goods of size of front longitudinal back end casting structure split, reduce the casting degree of difficulty and the part and make the degree of difficulty of matching, realize the intensive connection of body structure.
2. Form through first foundry goods structure, second foundry goods structure and prevent that hot wall bottom end rail is connected the utility model discloses a first collision transmission route all the way has born partial transmission energy by preventing hot wall bottom end rail, has prevented threshold longeron, first foundry goods structure and second foundry goods structure atress too concentrated to play the guard action to threshold longeron, first foundry goods structure and second foundry goods structure.
3. And a special oblique reinforcing rib design is adopted, so that the second path of transmission of collision energy is realized while the lightweight design is realized.
4. Through setting up the multichannel backup pad, form the utility model discloses a third route collision energy transfer route will be come from the collision energy of front longitudinal to form rigid connection's A post lower inner panel through first foundry goods transmission to with first casting structure right flank surface.
5. After the front longitudinal beam rear section casting structure is disassembled, the first casting structure and the second casting structure are conveniently connected with the threshold longitudinal beam, the firewall lower cross beam and the A column lower inner plate.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic exploded view of a front longitudinal beam rear section casting structure and other structures in a vehicle according to an embodiment of the present invention.
Fig. 2 is a perspective view of a first cast structure according to an embodiment of the invention, showing the back of the first cast structure.
Fig. 3 is a perspective view of a first cast structure of an embodiment of the invention, showing a front side of the first cast structure.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description will be given with reference to the accompanying drawings and preferred embodiments of a front longitudinal beam rear casting structure for a vehicle according to the present invention.
Fig. 1 is a schematic structural view of a front longitudinal beam rear section casting for a vehicle according to an embodiment of the present invention; FIG. 2 is a perspective view of a first cast structure according to an embodiment of the invention, showing the back of the first cast structure; fig. 3 is a perspective view of a first cast structure according to an embodiment of the invention, showing a front side of the first cast structure.
Referring to fig. 1, a front side member rear section casting structure of a vehicle according to an example of the present invention includes: the casting structure comprises a first casting structure 1 and a second casting structure 2, wherein the first casting structure is large in size, the second casting structure is small in size, the second casting structure 2 is fixed on one side surface of the first casting structure 1 through bolts, an A-pillar lower inner plate 3 is fixed on the other side surface of the first casting structure 1 through bolts and is in rigid connection and abutting connection with the first casting structure 1 so as to transmit collision energy, the A-pillar lower inner plate 3 and a threshold longitudinal beam 7 form an integrated structure, a front longitudinal beam 4 is of a cuboid structure, the first casting structure 1 and the second casting structure 2 are both fixedly connected with the front longitudinal beam 4 through bolts, the first casting structure 1 further comprises a threshold longitudinal beam matching part 16, the threshold longitudinal beam matching part 16 and the first casting structure 1 are integrally formed and are in bolt connection, rotary tapping riveting (FDS) and self-piercing riveting (SPR) connection and abutting connection with the threshold longitudinal beam 7, for transferring the collision energy from the front side member 4 to the rocker side member 7.
Further, as shown in fig. 1, the first casting structure 1 has four screw holes 11 arranged in sequence therein, the fire wall bottom end rail 5 is also provided with screw holes 51 arranged in sequence, the casting connecting support 6 is a rectangular plate structure, two rows of screw holes 61 are provided thereon, the left side row of screw holes is connected to the four screw holes 11 on the first casting structure 1, the right side row of screw holes is connected to the screw holes 51 arranged on the fire wall bottom end rail 5, so that the first casting structure 1 is connected with the fire wall bottom end rail 5 through the casting connecting support 6 to form a bolt connection, the other side surface of the second casting structure 2 is connected with the fire wall bottom end rail 5 to form a spin-tapping riveting (FDS) and a self-piercing riveting (SPR), the first path collision transmission path of the utility model is formed by the first casting structure 1, the second casting structure 2 and the fire wall bottom end rail 5, and the threshold longitudinal beam matching part 16, and the collision energy from the front longitudinal beam passes through the second casting structure 2 and passes through the fire wall bottom end rail 5 And the energy is transmitted to the threshold longitudinal beam 7, so that the firewall lower cross beam 5 bears part of transmitted energy, and the threshold longitudinal beam, the first casting structure and the second casting structure are prevented from being stressed too intensively, so that the threshold longitudinal beam, the first casting structure and the second casting structure are protected.
Further, as shown in fig. 2, first casting structure 1 includes a first slant strengthening rib 12, and it can be understood that, also can set up many first slant strengthening ribs 12 according to the inner space structure of first casting structure 1, first slant strengthening rib 12 forms from the top slant downwardly extension of first casting structure 1 to the top of threshold roof beam matching portion 16 the utility model discloses a second way collision energy transfer route, the collision energy who comes from front longitudinal beam 4 transmits to threshold roof beam matching portion 16 through first slant strengthening rib 12 to transmit to threshold longitudinal beam 7 through threshold roof beam matching portion 16.
Further, as shown in fig. 2, the first casting structure 1 further includes a plurality of oblique reinforcing plates 13 obliquely crossing the first oblique reinforcing ribs 12, and reinforcing columns 14 are disposed on the first oblique reinforcing ribs 12 and the oblique reinforcing plates 13 at intervals for stabilizing the first oblique reinforcing ribs 12 and the oblique reinforcing plates 13.
Further, as shown in fig. 3, the first casting structure 1 further includes a plurality of supporting plates 15, and the plurality of supporting plates 15 are used to form a third collision energy transfer path of the present invention, so as to transfer the collision energy from the front longitudinal beam 4 to the a-pillar lower inner panel rigidly connected to the right side surface of the first casting structure 1.
Above, the beneficial effects of the utility model include at least: the front longitudinal beam rear section casting structure is split into a first casting with a larger size and a second casting with a smaller size, so that the casting difficulty and the part manufacturing matching difficulty are reduced, and the reinforced connection of the vehicle body structure is realized; the first path of collision transfer path is formed by connecting the first casting structure, the second casting structure and the firewall lower cross beam, and the firewall lower cross beam bears part of transfer energy, so that the threshold longitudinal beam, the first casting structure and the second casting structure are prevented from being stressed too intensively, and the threshold longitudinal beam, the first casting structure and the second casting structure are protected; a special oblique reinforcing rib design is adopted, so that the second path of transmission of collision energy is realized while the lightweight design is realized; the third collision energy transfer path is formed by arranging a plurality of support plates, and the collision energy from the front longitudinal beam is transferred to the lower inner plate of the A column which is in rigid connection with the right side surface of the first casting structure; after the front longitudinal beam rear section casting structure is disassembled, the first casting structure and the second casting structure are conveniently connected with the threshold longitudinal beam, the firewall lower cross beam and the A column lower inner plate.
The basic principles of the present invention have been described above with reference to specific embodiments, but it should be noted that advantages, effects, etc. mentioned in the present invention are only examples and not limitations, and these advantages, effects, etc. should not be considered as necessarily possessed by various embodiments of the present invention. Furthermore, the specific details disclosed above are for the purpose of illustration and understanding only and are not intended to be limiting, since the invention is not to be limited to the specific details described above.
The block diagrams of devices and apparatus referred to in this application are provided as illustrative examples only and are not intended to require or imply that the connections, arrangements, or configurations must be made in the manner illustrated in the block diagrams. These devices, apparatuses, devices, systems may be connected, arranged, configured in any manner, as will be appreciated by those skilled in the art. Words such as "including," "comprising," "having," and the like are open-ended words that mean "including, but not limited to," and are used interchangeably therewith. The words "or" and "as used herein mean, and are used interchangeably with, the word" and/or, "unless the context clearly dictates otherwise. The word "such as" is used herein to mean, and is used interchangeably with, the phrase "such as but not limited to".
The previous description of the disclosed aspects is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these aspects will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other aspects without departing from the scope of the invention. Thus, the present invention is not intended to be limited to the aspects shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The utility model provides a front longitudinal back end foundry goods structure for vehicle, wherein the vehicle includes inner panel, front longitudinal under the A post, prevents hot wall bottom end rail and threshold longeron, a serial communication port, front longitudinal back end foundry goods structure includes first foundry goods structure and second foundry goods structure, second foundry goods structure is fixed in the side of first foundry goods structure, the another side of first foundry goods structure is fixed with inner panel under the A post, first foundry goods structure the second foundry goods structure with front longitudinal fixed connection, first foundry goods structure the another side of second foundry goods structure all with prevent hot wall bottom end rail fixed connection, first foundry goods structure with threshold longeron fixed connection and looks butt.
2. The front rail rear section casting structure of claim 1, wherein the first casting structure includes at least one first diagonal reinforcement rib.
3. The front rail rear section casting structure of claim 2, wherein the first casting structure further comprises a plurality of diagonal reinforcement plates diagonally crossing the first diagonal reinforcement rib.
4. The front longitudinal beam rear section casting structure according to claim 3, wherein the first diagonal reinforcing rib and the plurality of diagonal reinforcing plates are provided with reinforcing columns at intervals.
5. The front rail rear section casting structure of claim 4, wherein the first casting structure further comprises a plurality of transverse support plates.
6. The front rail rear section casting structure of claim 5, wherein the first casting structure further comprises a sill rail mating portion, the first casting structure being integrally formed with the sill rail mating portion, the sill rail mating portion being fixedly connected to and abutting the sill rail.
7. The front rail back section casting structure of claim 1, further comprising a casting attachment bracket, wherein the first casting structure is fixedly attached to the firewall bottom rail by the casting attachment bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023274878.4U CN213974175U (en) | 2020-12-30 | 2020-12-30 | Front longitudinal beam rear section casting structure for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023274878.4U CN213974175U (en) | 2020-12-30 | 2020-12-30 | Front longitudinal beam rear section casting structure for vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN213974175U true CN213974175U (en) | 2021-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023274878.4U Active CN213974175U (en) | 2020-12-30 | 2020-12-30 | Front longitudinal beam rear section casting structure for vehicle |
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| CN (1) | CN213974175U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4289710A1 (en) | 2022-06-06 | 2023-12-13 | Nio Technology (Anhui) Co., Ltd | Vehicle and front longitudinal beam rear section member thereof |
| EP4289709A1 (en) | 2022-06-06 | 2023-12-13 | Nio Technology (Anhui) Co., Ltd | Vehicle and vehicle body front engine compartment framework thereof |
-
2020
- 2020-12-30 CN CN202023274878.4U patent/CN213974175U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4289710A1 (en) | 2022-06-06 | 2023-12-13 | Nio Technology (Anhui) Co., Ltd | Vehicle and front longitudinal beam rear section member thereof |
| EP4289709A1 (en) | 2022-06-06 | 2023-12-13 | Nio Technology (Anhui) Co., Ltd | Vehicle and vehicle body front engine compartment framework thereof |
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